CN209650367U - A kind of new-energy automobile electric power steering apparatus - Google Patents

A kind of new-energy automobile electric power steering apparatus Download PDF

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Publication number
CN209650367U
CN209650367U CN201920464062.6U CN201920464062U CN209650367U CN 209650367 U CN209650367 U CN 209650367U CN 201920464062 U CN201920464062 U CN 201920464062U CN 209650367 U CN209650367 U CN 209650367U
Authority
CN
China
Prior art keywords
steering
bevel gear
sensor
input shaft
new
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920464062.6U
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Chinese (zh)
Inventor
王胜
高宏文
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHAANXI RADIO AND TELEVISION UNIVERSITY
Original Assignee
SHAANXI RADIO AND TELEVISION UNIVERSITY
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHAANXI RADIO AND TELEVISION UNIVERSITY filed Critical SHAANXI RADIO AND TELEVISION UNIVERSITY
Priority to CN201920464062.6U priority Critical patent/CN209650367U/en
Application granted granted Critical
Publication of CN209650367U publication Critical patent/CN209650367U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of new-energy automobile electric power steering apparatus, including steering wheel, the steering pan bottom and steering input axis connection, rotary angle transmitter and torque sensor are sequentially arranged above turning to input shaft, first bevel gear is fixedly installed on the steering input shaft, first bevel gear engages connection with second bevel gear, the second bevel gear is connect with output shaft one end, the output shaft other end is connect by speed changer with assist motor, it is connect by rack and pinion steering gear with track rod turning to input shaft bottom end, two groups of track rod setting left and right is outside rack and pinion steering gear two sides, the side that two groups of track rods are located remotely from each other is provided with wheel, the utility model structure is simple, it is easy to operate, when assist motor breaks down, it can be detected in time by fault detection means, and it will letter Number ECU controller is passed to, cut off the power, to prevent unexpected generation, while cooperated buzzer and signal lamp to work and reminding driver.

Description

A kind of new-energy automobile electric power steering apparatus
Technical field
The utility model relates to steering system technical fields, and in particular to a kind of new-energy automobile electric power steering dress It sets.
Background technique
New-energy automobile refer to using unconventional vehicle fuel as a source of power (or using conventional vehicle fuel, Using new vehicle-mounted power plant), the dynamic Control of comprehensive vehicle and the advanced technology of driving aspect, the technical principle of formation Advanced automobile with new technology, new construction.New-energy automobile includes pure electric automobile, stroke-increasing electric automobile, hybrid power Automobile, fuel cell electric vehicle, hydrogen engine automobile, other new-energy automobiles etc..
At present, by means of hydraulic or click the external force assisted diversion provided and realize that vehicle booster turns to i.e. so-called hydraulic help Power or electric boosting steering system have been widely used on various vehicles, since easy to control, corresponding fast and low energy consumption The features such as, the usage range of electric boosting steering system just gradually expands.Electric boosting steering system is mainly driven by elevator Worm-drive in worm and gear reducing transmission structure is turned to shaft type power-assisted, gear and helped with the installation site of motor to have divided Power formula and rack gear booster type.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and it is electric boosted to provide a kind of new-energy automobile Transfer, including steering wheel, the steering pan bottom and steering input axis connection, turn turning to input shaft and being sequentially arranged above First bevel gear, first bevel gear and the second cone tooth are fixedly installed on the steering input shaft for angle transducer and torque sensor Wheel engagement connection, the second bevel gear are connect with output shaft one end, and the output shaft other end is connected by speed changer and assist motor It connects, is connect by rack and pinion steering gear with track rod turning to input shaft bottom end, track rod setting left and right Two groups outside rack and pinion steering gear two sides, the side that two groups of track rods are located remotely from each other is provided with wheel, the corner Sensor, torque sensor, speed changer and assist motor are electrically connected with ECU controller respectively, ECU controller and fault detection Device is electrically connected.
Preferably, battery and velocity sensor are respectively set above the ECU controller, battery respectively with failure Detection device, ECU controller and assist motor are electrically connected, in the fault detection means on signal lamp and buzzing is respectively set Device.
Preferably, the torque sensor is non-contact type torque transducer.
Preferably, being provided with temperature sensor, voltage sensor, current sensor and leakage in the fault detection means Electric transducer.
The beneficial effects of the utility model are: structure is simple, and it is easy to operate, when assist motor breaks down, pass through event Barrier detection device can detect in time, and signal is passed to ECU controller, cut off the power, to prevent unexpected generation, match simultaneously It closes buzzer and driver is reminded in signal lamp work, the connection type of bevel gear improves its space utilization rate, and speed changer cooperation subtracts The setting of speed motor, which will be played, adjusts power-assisted size and steering wheel sensitivity, and rack and pinion steering gear cooperation track rod is set Set the effect for being up to power steering.
Detailed description of the invention
The utility model will illustrate by example and with reference to the appended drawing, in which:
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the operation principle schematic diagram of the utility model.
In figure: 1, steering wheel;2, input shaft is turned to;3, rotary angle transmitter;4, torque sensor;5, first bevel gear;6, Second bevel gear;7, output shaft;8, speed changer;9, assist motor;10, ECU controller;11, battery;12, velocity sensor; 13, fault detection means;14, signal lamp;15, buzzer;16, rack and pinion steering gear;17, track rod;18, wheel.
Specific embodiment
Any feature disclosed in this specification unless specifically stated can be equivalent or with similar purpose by other Alternative features are replaced.That is, unless specifically stated, each feature is an example in a series of equivalent or similar characteristics .
A kind of new-energy automobile electric power steering apparatus as depicted in figs. 1 and 2, a kind of new-energy automobile are electric boosted Transfer, including steering wheel 1,1 bottom of steering wheel are connect with input shaft 2 is turned to, and are successively set above input shaft 2 turning to Set rotary angle transmitter 3 and torque sensor 4, be fixedly installed first bevel gear 5 on the steering input shaft 2, first bevel gear 5 with The engagement connection of second bevel gear 6, the second bevel gear 6 are connect with 7 one end of output shaft, and 7 other end of output shaft passes through speed changer 8 It connect with assist motor 9, is connect by rack and pinion steering gear 16 with track rod 17 turning to 2 bottom end of input shaft, it is described Track rod 17 setting left and right two groups outside 16 two sides of rack and pinion steering gear, two groups of track rods 17 be located remotely from each other one Side is provided with wheel 18, and the rotary angle transmitter 3, torque sensor 4, speed changer 8 and assist motor 9 are controlled with ECU respectively Device 10 is electrically connected, and ECU controller 10 and fault detection means 13 are electrically connected.It is respectively set above the ECU controller 10 Battery 11 and velocity sensor 12, battery 11 are electric with fault detection means 13, ECU controller 10 and assist motor 9 respectively Property connection, in the fault detection means 13 on signal lamp 14 and buzzer 15 is respectively set.The torque sensor 4 is non-connects Touch torque sensor, such setting keep the volume of torque sensor smaller, and the precision for transmitting torque is higher.The failure inspection It surveys in device 13 and is provided with temperature sensor, voltage sensor, current sensor and electricity leakage sensor, above each sensor The fault message for being able to detect battery 11, assist motor 9 and ECU controller different aspect is set.
The working principle of the present embodiment is as follows: driving first when steering wheel 1 starts turning and turning to 2 turns of input shaft It is dynamic, and the corner for turning to input shaft 2 and level of torque are passed to ECU controller by rotary angle transmitter 3 and torque sensor 4 10, while real-time speed size is passed to ECU controller 10 by vehicle speed sensor 204, ECU controller 10 passes through battery 11 Power supply control assist motor 9 and speed changer 8 work, so that first bevel gear 5 cooperates the work of second bevel gear 6 to adjust power-assisted size And 1 sensitivity of steering wheel, while power is transmitted to steering input shaft 2 and rack and pinion steering gear 16, rack and pinion steering gear 16 Track rod 17 is driven to work, track rod 17 is swung left and right and then is swung left and right with motor car wheel 18, to reach steering The effect of power-assisted, and temperature sensor, voltage sensor, current sensor and electric leakage sensing in fault detection means 13 Device, real-time detection battery 11, the temperature of assist motor 9 and ECU controller 10, voltage and current size, if breaking down, The flashing of signal lamp 14, buzzer 15 start sounding, to remind driver, the generation that avoids traffic accident.
The utility model is not limited to specific embodiment above-mentioned.The utility model expands to any in this specification The new feature of middle disclosure or any new combination, and disclose any new method or process the step of or any new group It closes.

Claims (4)

1. a kind of new-energy automobile electric power steering apparatus, including steering wheel (1), it is characterised in that: steering wheel (1) bottom Portion is connect with input shaft (2) are turned to, and is sequentially arranged above rotary angle transmitter (3) and torque sensor turning to input shaft (2) (4), first bevel gear (5) are fixedly installed on the steering input shaft (2), first bevel gear (5) is engaged with second bevel gear (6) Connection, the second bevel gear (6) connect with output shaft (7) one end, and output shaft (7) other end passes through speed changer (8) and power-assisted Motor (9) connection is connect by rack and pinion steering gear (16) with track rod (17), institute turning to input shaft (2) bottom end Two groups of track rod (17) setting left and right is stated outside rack and pinion steering gear (16) two sides, two groups of track rods (17) are mutual Separate side is provided with wheel (18), the rotary angle transmitter (3), torque sensor (4), speed changer (8) and power-assisted electricity Machine (9) is electrically connected with ECU controller (10) respectively, and ECU controller (10) and fault detection means (13) are electrically connected.
2. a kind of new-energy automobile electric power steering apparatus according to claim 1, it is characterised in that: the ECU control Be respectively set battery (11) and velocity sensor (12) above device (10) processed, battery (11) respectively with fault detection means (13), ECU controller (10) and assist motor (9) are electrically connected, in the fault detection means (13) on signal is respectively set Lamp (14) and buzzer (15).
3. a kind of new-energy automobile electric power steering apparatus according to claim 1, it is characterised in that: the torque passes Sensor (4) is non-contact type torque transducer.
4. a kind of new-energy automobile electric power steering apparatus according to claim 1, it is characterised in that: the failure inspection It surveys in device (13) and is provided with temperature sensor, voltage sensor, current sensor and electricity leakage sensor.
CN201920464062.6U 2019-04-08 2019-04-08 A kind of new-energy automobile electric power steering apparatus Expired - Fee Related CN209650367U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920464062.6U CN209650367U (en) 2019-04-08 2019-04-08 A kind of new-energy automobile electric power steering apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920464062.6U CN209650367U (en) 2019-04-08 2019-04-08 A kind of new-energy automobile electric power steering apparatus

Publications (1)

Publication Number Publication Date
CN209650367U true CN209650367U (en) 2019-11-19

Family

ID=68528967

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920464062.6U Expired - Fee Related CN209650367U (en) 2019-04-08 2019-04-08 A kind of new-energy automobile electric power steering apparatus

Country Status (1)

Country Link
CN (1) CN209650367U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113895426A (en) * 2021-12-08 2022-01-07 深圳市睿桦丰科技有限公司 Automatic driving and steering system of new energy automobile

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113895426A (en) * 2021-12-08 2022-01-07 深圳市睿桦丰科技有限公司 Automatic driving and steering system of new energy automobile

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20191119

Termination date: 20200408

CF01 Termination of patent right due to non-payment of annual fee